irc.py

from twisted.words.protocols.irc import IRCClient
from twisted.internet import protocol, reactor

class Connect(object):
    
    class IMBot(IRCClient):

        def signedOn(self):
            self.connected = True

        @property
        def nickname(self):
            return self.factory.nickname

        def privmsg(self, user, channel, msg):
            # needs to return from `next' below


    class IMBotFactory(protocol.ClientFactory):

        protocol = IMBot

        def __init__(self, nickname):
            self.nickname = nickname

        def clientConnectionLost(self, connector, reason):
            print "Lost connection (%s), reconnecting." % (reason,)
            connector.connect()

        def clientConnectionFailed(self, connector, reason):
            print "Could not connect: %s" % (reason,)


    def __init__(self, host='irc.freenode.net', port=6667, nick='robot'):
        self.host = host
        self.port = port
        self.connector = reactor.connectTCP(host, port, IMBotFactory(nick))

    def join(self, *chans):
        return Channels(self, *chans)

class Channels(object):

    def __init__(self, connection, *chans):
        self.connection = connection
        self.chans = chans

    def __next__(self):
        # ...
        reactor.run()
        # ...